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+Title: PaStiX 6.3.1
+date: 2023-11-15 18:00
+Category: News
+author: Florent Pruvost
+
+New release of PaStiX 6.3.1 is out !
+
+ - [Changelog](https://gitlab.inria.fr/solverstack/pastix/-/releases/v6.3.1)
+ - [Download tarball](https://gitlab.inria.fr/solverstack/pastix//uploads/ad8f528a3f6c012762e9a903b28315f8/pastix-6.3.1.tar.gz)
+ - [Documentation](https://solverstack.gitlabpages.inria.fr/pastix/index.html)
+ - [Brew package for MacOSX](https://gitlab.inria.fr/solverstack/brew-repo)
+ - [Spack package for Linux/MacOSX](https://github.com/spack/spack)
+ - [GNU Guix packages](https://gitlab.inria.fr/guix-hpc/guix-hpc) and [non-free channel](https://gitlab.inria.fr/guix-hpc/guix-hpc-non-free)
+
+Add the following in `~/.config/guix/channels.scm`
+```
+(cons (channel
+        (name 'guix-hpc-non-free)
+        (url "https://gitlab.inria.fr/guix-hpc/guix-hpc-non-free.git"))
+      %default-channels)
+```
+
+Install command
+```sh
+guix pull
+guix install pastix
+```